body{
	font-family:"Microsoft YaHei","微软雅黑",SimSun,"宋体",Heiti,"黑体",sans-serif;
	background-color: #fff;
	background-image: url(bindex.gif); 
	background-repeat: no-repeat;
	background-position: center 0px;
}


.backToTop{bottom: 0px!important;bottom: auto;position:fixed;_position:absolute;width:43px;height:43px;background: url(gotop.png) no-repeat 0 0;cursor: pointer;z-index:1990;bottom:0;display:none;}
.backToTop:hover{background-position: 0 -43px;
	-webkit-transition:background 0.2s ease 0s;
	-moz-transition:background 0.2s ease 0s;
	-o-transition:background 0.2s ease 0s;
	-ms-transition:background 0.2s ease 0s;
	transition:background 0.2s ease 0s;}
